Calendered Rubber Sheet

In the calendering process fabric and rubber or plastic material is passed through a series of rollers to flatten smooth and commingle the two or more materials.

Calendered rubber sheet.

Rubber that is formed by using a method known as calendering is known as calendered rubber. Materials types include neoprene buna neoprene with polyester sbr with polyester pure gum fluoroelastomer corrugated matting epdm and red rubber packing. Calendering is a mechanical process in which rubber or plastic is pressed. Technical service and application assistance available.

Salem republic s broad experience and knowledge insures that the calendered material will satisfy your application needs. Chaffee worked with charles goodyear with the intention to produce a sheet of rubber laminated to a fabric base. The thickness of the resulting product gets determined by the gap between the cylinders called the nip region. Calenders were also used for paper and fabrics long before later applications for thermoplastics.

Thin gauge close tolerance rubber sheeting coated fabrics and elastomeric films produced using a method known as calendaring combine two or more materials into a single sheet. Calendering processes rubber by forcing the material softened by heat into the center of two to five counter rotating rollers. Calendered sheets can have multiple layers of both the elastomer and fabric sandwiched together fabric reinforced or can be unsupported. Calendering is a process which is employed to produce very highquality seamless rolls of rubber with extremely consistent thickness and density.

Various sizes are available with widths up to 48 inches wide. In 1836 edwin m. Chaffee of the roxbury india rubber company patented a four roll calender to make rubber sheet. Over the years we have serviced almost every major rubber related industry.

Tolerance chart for calendered rubber sheet and rolls. Such type of rubber is used to produce different products like rubber sheets rubberized fabric elastomeric films etc. Narm rubber uses the calendering process to impregnate elastomeric compounds into various natural and synthetic fabrics to produce composite sheets. Calendering is a mechanical process by which either plastic or rubber is pressed into textiles cloth fabric tire cord forming composite sheets.